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Anua Niacinamide 10% + TXA 4% Serum scores 8.8/9.8 vs Isntree C-Niacin Toning Ampoule at 8.1/9.8. Anua Niacinamide 10% + TXA 4% Serum wins for active ingredients.
Anua Niacinamide 10% + TXA 4% Serum edges ahead, winning 2 of 5 attributes.
Scores last verified: April 2026
29 unique
10 in common
Where Anua Niacinamide 10% + TXA 4% Serum really shines is active ingredient strength, scoring 8.5 compared to Isntree C-Niacin Toning Ampoule's 4.7. Its formula features Niacinamide, Tranexamic Acid, and Alpha-Arbutin in high positions, signalling meaningful concentrations.
Ingredient Transparency is another area of separation. Anua Niacinamide 10% + TXA 4% Serum scores 8.8 here versus 8.5 for Isntree C-Niacin Toning Ampoule. That difference comes down to how each formula is built — the ingredient list tells the story.
Anua Niacinamide 10% + TXA 4% Serum brings Niacinamide, Tranexamic Acid, and Alpha-Arbutin as actives, while isntree C-Niacin Toning Ampoule relies on Niacinamide, Melia Azadirachta Flower Extract, and Melia Azadirachta Leaf Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Anua Niacinamide 10% + TXA 4% Serum is better if you have
Isntree C-Niacin Toning Ampoule is better if you have
Both sit in the budget bracket, so value comes down to formulation quality. Anua Niacinamide 10% + TXA 4% Serum gets the nod here with its 8.8 overall score — you're getting more for a similar outlay.
Anua Niacinamide 10% + TXA 4% Serum edges ahead with a slightly stronger formulation, but Isntree C-Niacin Toning Ampoule is still a solid pick.
Based on ingredient analysis, Anua Niacinamide 10% + TXA 4% Serum scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.